Utility trailer bed extension



FIG. 1: Top left perspective view;

FIG. 2: Right side elevation;

FIG. 3: Left side elevation;

FIG. 4: Front elevation;

FIG. 5: Rear elevation;

FIG. 6: Top plan view; and,

FIG. 7: Bottom plan view. 

CLAIM The ornamental design for a utility trailer bed extension, as shown. 